US Bridges

White Rock Road over Dutchman Creek

Good

Merced County, California · 0.7 MI N Buchanan Hlw RD · Structure no. 39C0119

Built
1978
47 years old
Condition
Good
inspected September 2022
Type
Slab
Concrete Continuous
Length
55 ft
2 main spans
Daily traffic
83
2014 count
Owner
County
County Highway Agency

About this bridge

White Rock Road over Dutchman Creek is a concrete continuous slab carrying White Rock Road over Dutchman Creek in Merced County, California. It was built in 1978, so it is 47 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 83 vehicles a day, projected to reach 80 by 2041. The structure is 55 ft (16.8 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesWhite Rock Road
CrossesDutchman Creek
Location0.7 MI N Buchanan Hlw RD
RouteCounty Highway 0
Coordinates37.20956, -120.19835
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length55 ft (16.8 m)
Longest span25 ft (7.6 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83 (2014)
Projected traffic80 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was White Rock Road over Dutchman Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is White Rock Road over Dutchman Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2022.

How much traffic does White Rock Road over Dutchman Creek carry?

About 83 vehicles per day (2014 count).

How long is White Rock Road over Dutchman Creek?

The structure is 55 ft (16.8 m) long with a longest span of 25 ft (7.6 m) and a deck 32 ft wide.

Who owns White Rock Road over Dutchman Creek?

It is owned by the County Highway Agency.